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Maintenance: straight answers for Oklahoma homes

A tune-up done at the right time of year saves you a breakdown in July or January. Here is my seasonal calendar, how often to change filters, and what I check on every visit.

Dave HartzellBy Dave Hartzell, Master HVAC, Kingfisher OK
Maintenance

Oklahoma HVAC Maintenance Calendar

The trick to an Oklahoma HVAC maintenance calendar: service the system the month BEFORE you lean on it. Most people call me the week...

Jun 3, 20265 min read
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